Welcome to Diamond Auto Locksmith, a trusted and reliable locksmith service in Gaithersburg, MD. We provide a wide range of lock and key services, including emergency lockouts, rekeying locks, and more. Our expert locksmiths are available 24/7 to help you with any lock-related issue. With over two decades of experience, we've established ourselves as the go-to locksmith in Gaithersburg and surrounding areas. From car locks to commercial security, we've got you covered. Our team is dedicated to providing top-notch services that are both affordable and efficient. Whether you're in a bind and need a locksmith near you or just want to upgrade your home or office security, we're here to help.